1 files changed, 73 insertions, 0 deletions
diff --git a/internal/federation/federatingdb/announce.go b/internal/federation/federatingdb/announce.go
new file mode 100644
index 000000000..322a4838f
--- /dev/null
+++ b/internal/federation/federatingdb/announce.go
@@ -0,0 +1,73 @@
+package federatingdb
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"github.com/go-fed/activity/streams"
+	"github.com/go-fed/activity/streams/vocab"
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/util"
+)
+
+func (f *federatingDB) Announce(ctx context.Context, announce vocab.ActivityStreamsAnnounce) error {
+	l := f.log.WithFields(
+		logrus.Fields{
+			"func": "Announce",
+		},
+	)
+	m, err := streams.Serialize(announce)
+	if err != nil {
+		return err
+	}
+	b, err := json.Marshal(m)
+	if err != nil {
+		return err
+	}
+
+	l.Debugf("received ANNOUNCE %s", string(b))
+
+	targetAcctI := ctx.Value(util.APAccount)
+	if targetAcctI == nil {
+		l.Error("target account wasn't set on context")
+		return nil
+	}
+	targetAcct, ok := targetAcctI.(*gtsmodel.Account)
+	if !ok {
+		l.Error("target account was set on context but couldn't be parsed")
+		return nil
+	}
+
+	fromFederatorChanI := ctx.Value(util.APFromFederatorChanKey)
+	if fromFederatorChanI == nil {
+		l.Error("from federator channel wasn't set on context")
+		return nil
+	}
+	fromFederatorChan, ok := fromFederatorChanI.(chan gtsmodel.FromFederator)
+	if !ok {
+		l.Error("from federator channel was set on context but couldn't be parsed")
+		return nil
+	}
+
+	boost, isNew, err := f.typeConverter.ASAnnounceToStatus(announce)
+	if err != nil {
+		return fmt.Errorf("Announce: error converting announce to boost: %s", err)
+	}
+
+	if !isNew {
+		// nothing to do here if this isn't a new announce
+		return nil
+	}
+
+	// it's a new announce so pass it back to the processor async for dereferencing etc
+	fromFederatorChan <- gtsmodel.FromFederator{
+		APObjectType:     gtsmodel.ActivityStreamsAnnounce,
+		APActivityType:   gtsmodel.ActivityStreamsCreate,
+		GTSModel:         boost,
+		ReceivingAccount: targetAcct,
+	}
+
+	return nil
+}